The Rule of 72 is a shortcut or rule of thumb used to estimate the number of years required to double your money at a given annual rate of return and vice versa.

You don’t need a finance degree to figure out how long it’ll take to double your money as an investor. The Rule of 72 offers a quick shortcut to estimate growth based on interest rates or, on the flip ...

The Rule of 72 is a simple yet powerful tool for estimating how long it will take for an investment to double at a given annual compound interest rate. By dividing 72 by the interest rate, investors ...

The Rule of 70 is a mathematical formula used to estimate the time it takes for an investment or any quantity to double, given a fixed annual growth rate. This rule is used by investors and financial ...

If you try to withdraw early from just about any retirement plan, you'll be slapped with a penalty—an incentive to leave your money alone and let it build toward retirement like you always intended.

Most people can appreciate a good shortcut, and in the world of investing, few are as beloved as the Rule of 72. The Rule of 72 is a simple mental math trick that tells you roughly how long it will ...

Forbes contributors publish independent expert analyses and insights. Host of the Retire Sooner podcast and CFP™ practitioner. Many investors gain penalty-free access to retirement accounts at age 59½ ...

Learn to use the rule of 70 to estimate how long it takes for a country’s GDP to double, aiding in understanding economic growth and investment potential.

・The Rule of 72 helps you quickly estimate how long it takes for money to double at a fixed annual return. ・Fees and inflation can sharply extend that timeline - your “real” doubling rate is often ...